Rounding - math word problems - page 21 of 29
Number of problems found: 574
- Sphere radius
The surface of the sphere is 60 cm². Calculate its radius; result round to tenth of cm. - Tomato sticks
The gardener has ten sticks 160 cm long and five sticks 220 cm long. If each stick is 7 cm long, how many tomato sticks can it make? - Living room
How many people can live in a room with dimensions a = 4m, b = 5m, c = 2.5m if one person needs 15m cubic space (e.g., air)? - Garden
A rectangular garden 31 meters 40 centimeters long and 20 m30 cm wide is adjacent to the shorter side with another (fenced) garden, and on one longest side is a 1-meter wide gate. How many meters of the fence are needed to buy? (Estimate, calcu - Cells - guts
A single-celled organism under ideal conditions divides into two cells every 27 hours on average. How many would there be in 7 days if all the cells remained alive? - Cinema seats
There are 15 seats in the cinema. If we know the number of seats, we will say that there are more than 390 but less than 410. - Melon sales
Alfonz grew 150 melons with an average weight of 2.35 kg. He sold them for € 1.50 per kg. How much did he earn? The result is rounded to the euro. - Bouquet division
The florist divided a) 4 b) 14 c) 18 d) 13 flowers into two bouquets so that each has the same number of flowers. How many flowers will be in each bouquet? - Bucket
How many Kč (Czech crowns) will you pay for the painting of a room in the shape of a cuboid with floor dimensions of 5 and 4 m, given the height of the room is 3 m. You will not paint the floor, the door space (210 x 90 cm), and the space behind the mirro - Floating floor
We will put a floating floor in the room, which is 6.5 m long and 5 m wide. It is sold in packs of 1 m². One package costs 279 CZK. How many packages will we have to buy, and how much will we pay for them? - How many
How many cans of blue paint need to be bought if the interior of the garden pool, which is 5 m long, 3 m wide, and 1 m deep, is to be painted? There is 1 kg of paint in each can. One can is enough for 8 m² of area. - Boards needed
The area is 5 m x 59 dm. How many boards will it need if one board has 30 cm x 37 cm dimensions? - Kitchen tiles
We want to cover all the kitchen walls with square tiles with a side of 15 cm up to a height of 1.2 m. The kitchen has two doors, the frames of which are 90 cm wide. How many tiles will we buy if we expect a loss of 5% and the floor's dimensions are 3.2 m - Cork weight
The cork has a diameter of 20 mm and is 38 mm high. How many plugs will weigh 1 kg/cork density = 0.3 g / cm cubic /. - Wheel diameter
What is the diameter of the wheel when it turns 455 times per 1 km? They rounded to the nearest cm. - Average speed
At what average speed would you have to travel around the world in 80 days? (Assume a path along the equator; round to km/h.) - Clotheslines
Mommy needs six clotheslines 360 cm long. Clotheslines are sold in the length of eight meters. How many of these clotheslines must buy mom if any does not want to be connected? How much does mommy pay for the clotheslines when one piece costs 24kč? - Pet store
They sold fish from one aquarium from the breeding product (Zverimex). Andrew wanted half of all the fish, but to avoid cutting any fish, he got half the fish more than he wanted. Matthew wanted half of the remaining fish, but like Andrew, he got half the - Rounding numbers
Round to thousands: a) 49287 b) 31789 c) 99999 - Percentages
Calculate the percentages to two decimal places: a / 15 min in 4 hours B / 35 cm² of 12.5 dm² c / 2dm² of 400 cm² D / 0.2 liters from 2.2 liters
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